Xanomeline is a muscarinic agonist selective for the M1 subtype.[1] It has recently been studied in Europe for the cognitive and negative symptoms of Schizophrenia, and there were robust associated improvements in verbal learning and short-term memory. [2]
nicotinic: Nicotine (low doses) · Lobeline · Varenicline · Epibatidine · Dimethylphenylpiperazinium
carbamates/stigmine: Ambenonium · Rivastigmine · Distigmine · tertiary/CNS (Physostigmine) · quaternary/peripheral (Neostigmine, Pyridostigmine)
antiparasitic (Malathion, Metrifonate)